Question: Problem 6.6. For a subset E of R, let E' denote the set of all limit points of E. (i) Prove that E' is

Problem 6.6. For a subset E of R", let E' denote the

Problem 6.6. For a subset E of R", let E' denote the set of all limit points of E. (i) Prove that E' is closed. (ii) Prove that E=EUE'.

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